package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.Result;
import com.itheima.service.MemberService;
import com.itheima.service.ReportService;
import com.itheima.service.SetmealService;
import com.itheima.utils.DateUtils;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;


import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;

/**
 * 报表操作
 */
@RestController
@RequestMapping("/report")
public class ReportController {
    @Reference
    private MemberService memberService;
    @Reference
    private SetmealService setmealService;

    //会员数量折线图数据
    @RequestMapping("/getMemberReport")
    public Result getMemberReport(){
        Map<String,Object> map = new HashMap<>();
        List<String> months = new ArrayList();
        Calendar calendar = Calendar.getInstance();//获得日历对象，模拟时间就是当前时间
        //计算过去一年的12个月
        calendar.add(Calendar.MONTH,-12);//获得当前时间往前推12个月的时间
        for(int i=0;i<12;i++){
            calendar.add(Calendar.MONTH,1);//获得当前时间往后推一个月日期
            Date date = calendar.getTime();
            months.add(new SimpleDateFormat("yyyy.MM").format(date));
        }
        map.put("months",months);

        List<Integer> memberCount = memberService.findMemberCountByMonths(months);
        map.put("memberCount",memberCount);
        return new Result(true, MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,map);
    }

    //套餐预约占比饼形图
    @RequestMapping("/getSetmealReport")
    public Result getSetmealReport(){
        //使用模拟数据测试使用什么样的java对象转为饼形图所需的json数据格式
       Map<String,Object> data = new HashMap<>();

       /* List<String> setmealNames = new ArrayList<>();
        setmealNames.add("体检套餐");
        setmealNames.add("孕前检查套餐");
        data.put("setmealNames",setmealNames);

        List<Map<String, Object>> setmealCount = new ArrayList<>();
        Map<String, Object> v1 = new HashMap<>();
        v1.put("name", "体检套餐");
        v1.put("value", 200);
        Map<String, Object> v2 = new HashMap<>();
        v2.put("name", "孕前检查套餐");
        v2.put("value", 300);
        setmealCount.add(v1);
        setmealCount.add(v2);

        data.put("setmealCount", setmealCount);
        return new Result(true ,MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS,data);*/
        try{
            List<Map<String,Object>> setmealCount = setmealService.findSetmealCount();
            data.put("setmealCount",setmealCount);

            List<String> setmealNames = new ArrayList<>();
            for (Map<String, Object> map : setmealCount) {
                String name = (String) map.get("name");//套餐名称
                setmealNames.add(name);
            }

            data.put("setmealNames",setmealNames);
            return new Result(true,MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS,data);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,MessageConstant.GET_SETMEAL_COUNT_REPORT_FAIL);
        }
    }

    @Reference
    private ReportService reportService;

    //运营数据统计
    @RequestMapping("/getBusinessReportData")
    public Result getBusinessReportData(){

        /*Map<String,Object> result = new HashMap<>();
        result.put("reportDate",100);
        result.put("todayNewMember",100);
        result.put("totalMember",100);
        result.put("thisWeekNewMember",100);
        result.put("thisMonthNewMember",100);
        result.put("todayOrderNumber",100);
        result.put("thisWeekOrderNumber",100);
        result.put("thisMonthOrderNumber",100);
        result.put("todayVisitsNumber",100);
        result.put("thisWeekVisitsNumber",100);
        result.put("thisMonthVisitsNumber",100);

        Map map = new HashMap();
        map.put("name", "粉红珍爱(女)升级TM12项筛查体检套餐");
        map.put("proportion", 0.3636);
        map.put("setmeal_count", 4);

        List hotSetmeal = new ArrayList();
        hotSetmeal.add(map);
        result.put("hotSetmeal",hotSetmeal);
        return new Result(true,MessageConstant.GET_BUSINESS_REPORT_SUCCESS,result); */
        try{
            Map<String,Object> data = reportService.getBusinessReportData();
            return new Result(true,MessageConstant.GET_BUSINESS_REPORT_SUCCESS,data);
        }catch (Exception e){
            return new Result(false,MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }

    //导出运营数据
    @RequestMapping("/exportBusinessReport")
    public Result exportBusinessReport(HttpServletRequest request, HttpServletResponse response){
        try{
            Map<String,Object> result = reportService.getBusinessReportData();
            //取出返回结果数据，准备将报表数据写入到Excel文件中
            String reportDate = (String) result.get("reportDate");
            Integer todayNewMember = (Integer) result.get("todayNewMember");
            Integer totalMember = (Integer) result.get("totalMember");
            Integer thisWeekNewMember = (Integer) result.get("thisWeekNewMember");
            Integer thisMonthNewMember = (Integer) result.get("thisMonthNewMember");
            Integer todayOrderNumber = (Integer) result.get("todayOrderNumber");
            Integer thisWeekOrderNumber = (Integer) result.get("thisWeekOrderNumber");
            Integer thisMonthOrderNumber = (Integer) result.get("thisMonthOrderNumber");
            Integer todayVisitsNumber = (Integer) result.get("todayVisitsNumber");
            Integer thisWeekVisitsNumber = (Integer) result.get("thisWeekVisitsNumber");
            Integer thisMonthVisitsNumber = (Integer) result.get("thisMonthVisitsNumber");
            List<Map> hotSetmeal = (List<Map>) result.get("hotSetmeal");

            String filePath = request.getSession().getServletContext().getRealPath("template")+ File.separator+"report_template.xlsx";
            //基于提供的Excel模板文件在内存中创建一个Excel表格对象
            XSSFWorkbook excel = new XSSFWorkbook(new FileInputStream(new File(filePath)));
            //读取第一个工作表
            XSSFSheet sheet = excel.getSheetAt(0);

            XSSFRow row = sheet.getRow(2);
            row.getCell(5).setCellValue(reportDate);//日期

            row = sheet.getRow(4);
            row.getCell(5).setCellValue(todayNewMember);//新增会员数（本日）
            row.getCell(7).setCellValue(totalMember);//总会员数

            row = sheet.getRow(5);
            row.getCell(5).setCellValue(thisWeekNewMember);//本周新增会员数
            row.getCell(7).setCellValue(thisMonthNewMember);//本月新增会员数

            row = sheet.getRow(7);
            row.getCell(5).setCellValue(todayOrderNumber);//今日预约数
            row.getCell(7).setCellValue(todayVisitsNumber);//今日到诊数

            row = sheet.getRow(8);
            row.getCell(5).setCellValue(thisWeekOrderNumber);//本周预约数
            row.getCell(7).setCellValue(thisWeekVisitsNumber);//本周到诊数

            row = sheet.getRow(9);
            row.getCell(5).setCellValue(thisMonthOrderNumber);//本月预约数
            row.getCell(7).setCellValue(thisMonthVisitsNumber);//本月到诊数

            int rowNum = 12;
            for(Map map : hotSetmeal){//热门套餐
                String name = (String) map.get("name");
                Long setmeal_count = (Long) map.get("setmeal_count");
                BigDecimal proportion = (BigDecimal) map.get("proportion");
                row = sheet.getRow(rowNum ++);
                row.getCell(4).setCellValue(name);//套餐名称
                row.getCell(5).setCellValue(setmeal_count);//预约数量
                row.getCell(6).setCellValue(proportion.doubleValue());//占比
            }

            //使用输出流进行表格下载,基于浏览器作为客户端下载
            OutputStream out = response.getOutputStream();
            response.setContentType("application/vnd.ms-excel");//代表的是Excel文件类型
            response.setHeader("content-Disposition", "attachment;filename=report.xlsx");//指定以附件形式进行下载
            excel.write(out);

            out.flush();
            out.close();
            excel.close();
            return null;
        }catch (Exception e){
            return new Result(false,MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }





    //获取俩个日期之间的日期
    public static List<String> getDays(String startTime, String endTime) {
        // 返回的日期集合
        List<String> days = new ArrayList<String>();

        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
        try {
            Date start = dateFormat.parse(startTime);
            Date end = dateFormat.parse(endTime);

            Calendar tempStart = Calendar.getInstance();
            tempStart.setTime(start);
            tempStart.add(Calendar.DAY_OF_YEAR, 1);

            Calendar tempEnd = Calendar.getInstance();
            tempEnd.setTime(end);
            tempEnd.add(Calendar.DATE, +2);// 日期加1(包含结束)
            while (tempStart.before(tempEnd)) {
                days.add(dateFormat.format(tempStart.getTime()));
                tempStart.add(Calendar.DAY_OF_YEAR, 1);
            }

        } catch (ParseException e) {
            e.printStackTrace();
        }

        return days;
    }

    @RequestMapping("/getOrderReport1")
    public Result getOrderReport1(){
        Map<String,Object> map= new HashMap<>();
        List<String> months = new ArrayList();
        Calendar calendar = Calendar.getInstance();//获得日历对象，模拟时间就是当前时间
        //计算过去一年的13个月
        calendar.add(Calendar.MONTH,-13);//获得当前时间往前推13个月的时间
        for(int i=0;i<13;i++){
            calendar.add(Calendar.MONTH,1);//获得当前时间往后推一个月日期
            Date date = calendar.getTime();
            months.add(new SimpleDateFormat("yyyy.MM").format(date));
        }
        map.put("months",months);



        List<Integer> orderCount1 = reportService.findOrderCount1ByMonths(months);
        List<Integer> orderCount2 = reportService.findOrderCount2ByMonths(months);

        map.put("orderCount1",orderCount1);
        map.put("orderCount2",orderCount2);

        return new Result(true,MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,map);
    }

    //每日预约和到诊数量统计折线图
    @RequestMapping("/getOrderReport2")
    public Result getOrderReport2(@RequestBody Map map){



        String start = (String)map.get("start");
        String end = (String)map.get("end");
           String startDate = start.substring(0,10);
           String endDate = end.substring(0,10);

            List<String> days = getDays(startDate, endDate);
            Map<String, Object> data = reportService.findByDate(days);

          /*  Map<String,Object> map=new HashMap<>();
            map.put("startDate",startDate);
            map.put("endDate",endDate);

            List<Map<String, Object>> findByData1 = reportService.findByDate1(map);
            List<Map<String, Object>> findByData2 = reportService.findByDate2(map);

            Map<String,Object> map2= new HashMap<>();
            map2.put("findByData1",findByData1);
            map2.put("findByData2",findByData2);*/

            return new Result(true,MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,data);


    }
    //根据年份查询预约到诊人数
    @RequestMapping("/getOrderReport3")
    public Result getOrderReport3(@RequestBody Map map){

        String year = (String)map.get("region");
//        Map<String,Object> map1=new HashMap<>();

        //通过年份查询所有日期集合和日期-数量的Map集合,都封装为一个Map集合
        Map<String, Object> map1 = reportService.findOrderByYear(year);

        return new Result(true,MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,map1);
    }

    //体检收入统计
    @RequestMapping("/getIncomeReport")
    public Result getIncomeReport(){
        Map<String,Object> data = new HashMap<>();

        try{
            List<Map<String, Object>> incomeCount = reportService.findIncomeCount();
            data.put("incomeCount",incomeCount);

            List<String> IncomeNames = new ArrayList<>();
            for (Map<String, Object> map : incomeCount) {
                String name = (String) map.get("name");//套餐名称
                IncomeNames.add(name);
            }

            data.put("IncomeNames",IncomeNames);
            return new Result(true,MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS,data);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,MessageConstant.GET_SETMEAL_COUNT_REPORT_FAIL);
        }
    }
    //日期控件查询
    @RequestMapping("/getIncomeReport2")
    public Result getIncomeReport2(@RequestBody Map map1){
        //返回的map集合
        Map<String,Object> data = new HashMap<>();
        //剪切好格式放到新的map集合传到服务端
        String start = (String)map1.get("start");
        String end = (String)map1.get("end");
        String startDate = start.substring(0,10);
        String endDate = end.substring(0,10);
        Map<String,Object> map2=new HashMap<>();
        map2.put("start",startDate);
        map2.put("end",endDate);
        try{
            List<Map<String, Object>> incomeCount = reportService.findIncomeCount2(map2);
            data.put("incomeCount",incomeCount);

            List<String> IncomeNames = new ArrayList<>();
            for (Map<String, Object> map : incomeCount) {
                String name = (String) map.get("name");//套餐名称
                IncomeNames.add(name);
            }

            data.put("IncomeNames",IncomeNames);
            return new Result(true,MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS,data);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,MessageConstant.GET_SETMEAL_COUNT_REPORT_FAIL);
        }
    }


    //年龄分布统计
    @RequestMapping("/getAgeReport")
    public Result getAgeReport(){
        ArrayList<Integer> data =new ArrayList<>();

        List<Map<String,Object>> list=new LinkedList<>();

//        分别用六个map集合表示六个年龄段,放到一个List集合中,按顺序根据年龄段查询该年龄段人数
        Map<String,Object> map1=new HashMap<>();
        //获得当前日历
        Calendar calendar1 = Calendar.getInstance();
        //向前推进多少年

        //再获取这个时间
        Date date = calendar1.getTime();
        //转化成固定字符串格式
        map1.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));

        calendar1.add(Calendar.YEAR,-6);
        date = calendar1.getTime();
        map1.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));


        Map<String,Object> map2=new HashMap<>();
        calendar1.add(Calendar.YEAR,-1);
         date = calendar1.getTime();
        map2.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));
        calendar1.add(Calendar.YEAR,-5);
        date = calendar1.getTime();
        map2.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));


        Map<String,Object> map3=new HashMap<>();
        calendar1.add(Calendar.YEAR,-1);
        date = calendar1.getTime();
        map3.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));
        calendar1.add(Calendar.YEAR,-4);
        date = calendar1.getTime();
        map3.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));

        Map<String,Object> map4=new HashMap<>();
        calendar1.add(Calendar.YEAR,-1);
        date = calendar1.getTime();
        map4.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));
        calendar1.add(Calendar.YEAR,-27);
        date = calendar1.getTime();
        map4.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));

        Map<String,Object> map5=new HashMap<>();
        calendar1.add(Calendar.YEAR,-1);
        date = calendar1.getTime();
        map5.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));
        calendar1.add(Calendar.YEAR,-23);
        date = calendar1.getTime();
        map5.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));

        Map<String,Object> map6=new HashMap<>();
        calendar1.add(Calendar.YEAR,-1);
        date = calendar1.getTime();
        map6.put("maxAge",new SimpleDateFormat("yyyy.MM.dd").format(date));
        calendar1.add(Calendar.YEAR,-130);
        date = calendar1.getTime();
        map6.put("minAge",new SimpleDateFormat("yyyy.MM.dd").format(date));



        list.add(map1);
        list.add(map2);
        list.add(map3);
        list.add(map4);
        list.add(map5);
        list.add(map6);

        //将返回来的某个年龄段的数据添加到集合中
        for (Map<String,Object> map :list){
            data.add(reportService.findByAge(map));
        }

        return new Result(true,MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,data);
    }

}
